The header content of a web-page can contain meta tags that classify the page. Search engines use this information.
Answer:
Option A: FileNotFoundError
Explanation:
FileNotFoundError is an exception which is thrown when a program fail to open a specified file. The root causes of this type of error can be:
- The directory path to locate a target file is wrongly defined in our code due to a typo on the file name or misuse of relative directory path, such as ../ and ./ which denote two different paths.
- For some reasons, a target file is misplaced in a wrong directory.
Any one of the above reasons can lead to the exception to be thrown when the file doesn't exist.
Answer:
1940 – 1956: First Generation
1956 – 1963: Second Generation
1964 – 1971: Third Generation
1972 – 2010: Fourth Generation
2010- : (Present )Fifth Generation
Explanation:
- First Generation Computers (1940-1956):In this Generation the main component of computers were Vacuum Tubes.
- Second Generation Computers (1956-1963):In this generation the main component of computers were Transistors.
- Third Generation Computers (1964-1971):In this generation the main component of computers were Integrated Circuits.
- Fourth Generation Computers (1972-2010):In this generation the main component of computers were Microprocessor
- Fifth Generation (2010-Present):In this generation the main component of computers is Artificial Intelligence
Answer:
Explanation:
Social Network allows for easy creation of large groups of people that have the same tastes or are looking for the same thing. This allows for easy ways to entertain by providing what these individuals are looking for. Whether it is funny pictures, animal videos, news, celebrity videos, etc. Basically this ability to group individuals together by taste is what allows social networks to entertain through mass messaging in a way that is effective and gets the media in front of huge audiences.
Answer:
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